DRD-12481 : Change accessibility label content
DRD-12481 : Change accessibility label content

Change a11y label content of videoPlayer's control because UX guide is changed
https://jira2.lgsvl.com/browse/DRD-12481
Enyo-DCO-1.1-Signed-off-by: Bongsub Kim <bongsub.kim@lgepartner.com>

Change-Id: Ib07726de5d4d0b081e2cbb59a30571510c365ac7

enyojs/moonstone